'Aptr aptr' presentation slideshows

1.29k views • 114 slides

Introduction

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Review (Week2) - Control Structures

C++ has only seven control structures: Sequence structure Programs executed sequentially by default Selection structures if , if/else , switch Repetition structures while , do/while , for. Review (Week2) - Control Structures. Outline Program Components in C++ Functions

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CISC181 Introduction to Computer Science Dr. McCoy Lecture 15 October 20, 2009

CISC181 Introduction to Computer Science Dr. McCoy Lecture 15 October 20, 2009. y. x. 500000. 600000. 5. Values and Addresses . Consider the following code: int x = 5; int y; When you say x or y you are asking for the contents of a particular memory location Note &x= 600000.

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Chapter 5 - Pointers and Strings

Chapter 5 - Pointers and Strings. Outline 5.1 Introduction 5.2 Pointer Variable Declarations and Initialization 5.3 Pointer Operators 5.7 Pointer Expressions and Pointer Arithmetic 5.8 Relationship Between Pointers and Arrays 5.9 Arrays of Pointers 5.11 Function Pointers

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namespaces

namespaces. Program has identifiers in different scopes Sometimes scopes overlap, lead to problems Namespace defines scope Place identifiers and variables within namespace Access with namespace_name :: member Note guaranteed to be unique namespace Name { contents }

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Pointers and Strings

Pointers and Strings. Outline Introduction Pointer Variable Declarations and Initialization Pointer Operators Calling Functions by Reference Using const with Pointers Selection Sort Using Pass-by-Reference. Introduction. Pointers Powerful, but difficult to master

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Pointers

Kingdom of Saudi Arabia Princes Nora bint Abdul Rahman University College of Computer Since and Information System CS240. Pointers. Introduction. Pointers Powerful, but difficult to master Simulate pass-by-reference Close relationship with arrays and strings. count. countPtr.

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240-222 Computer Programming Techniques Semester 1, 1998

240-222 Computer Programming Techniques Semester 1, 1998. 8. Introduction to Pointers. Objective of these slides: to introduce pointer variables (pointers). Overview. 1. Why Pointer Variables? 2. Boxes Again 3. What is a Pointer Variable? 4. Declaring a Pointer Variable

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Pointers

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Pointers

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Pointers

Pointers. Lecture 11. 5.1 Introduction. Pointers Powerful, but difficult to master Simulate pass-by-reference Close relationship with arrays and strings. count. countPtr. count. 7. 7. 5.2 Pointer Variable Declarations and Initialization. Pointer variables

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Array, Pointer and Reference ( II )

ECE230 Lectures Series. Array, Pointer and Reference ( II ). Ying Wu Electrical & Computer Engineering Northwestern University yingwu@ece.northwestern.edu. What to learn today?. What is a pointer? Relation between array and pointer? Why is pointer an angel/devil? Pointer arithmetic

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Searching Arrays: Linear Search

EC-111 Algorithms & Computing Lecture #9 Instructor: Jahan Zeb Department of Computer Engineering (DCE) College of E&ME NUST. Searching Arrays: Linear Search. Search array for a key value Linear search Compare each element of array with key value

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5.1 Introduction

5.1 Introduction. Pointers Powerful, but difficult to master Simulate pass-by-reference Close relationship with arrays and strings. count. countPtr. count. 7. 7. 5.2 Pointer Variable Declarations and Initialization. Pointer variables Contain memory addresses as values

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Lecture 7

Lecture 7. Pointers: Part 1. 5.1 Introduction. Pointers Powerful, but difficult to master Simulate pass-by-reference Close relationship with arrays and strings. count. countPtr. count. 7. 7. 5.2 Pointer Variable Declarations and Initialization. Pointer variables

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Lecture 11

Lecture 11. Pointers and Strings. 5.1 Introduction. Pointers Powerful, but difficult to master Simulate pass-by-reference Close relationship with arrays and strings. count. countPtr. count. 7. 7. 5.2 Pointer Variable Declarations and Initialization. Pointer variables

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